Home / 45,626.90-68,374.73-19,295.42

Finding the Fourth Proportional to 45,626.90, 68,374.73 and 19,295.42

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Solution

The fourth proportional to 45,626.90, 68,374.73 and 19,295.42 is: 28,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,626.90 : 68,374.73 = 19,295.42 : x
  2. Step 2: Convert to fraction form
    45,626.90/68,374.73 = 19,295.42/x
  3. Step 3: Cross multiply
    45,626.90x = 68,374.73 × 19,295.42
  4. Step 4: Simplify right side
    45,626.90x = 1,319,318,839.10
  5. Step 5: Solve for x
    x = 1,319,318,839.10/45,626.90
  6. Step 6: Final answer
    x = 28,915.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.